private void UpdateShannonEntropy(string pw)
        {
            double entropyInBits = EntropyCalcs.ShannonEntropy(pw);

            this.ShannonEntropy = $"{LocMan.Get("Shannon entropy:")} {entropyInBits.ToString("F2")} {LocMan.Get("bits")}";
            OnPropertyChanged(nameof(ShannonEntropy));
        }